Results 111 to 120 of about 3,273 (253)

Rieske Iron–Sulfur Cluster Proteins From an Anaerobic Ammonium Oxidizer Suggest Unusual Energetics in Their Parent Rieske/Cytochrome b Complexes

open access: yesProteins: Structure, Function, and Bioinformatics, EarlyView.
ABSTRACT Anaerobic ammonium‐oxidizing (anammox) bacteria employ a unique, hydrazine‐based pathway to obtain energy from nitrite and ammonium. These organisms possess distinct Rieske/cytochrome b complexes whose precise role in anammox metabolism remains unclear, but which have been proposed to include the generation of NAD(P)H.
David Hauser   +4 more
wiley   +1 more source

Optimization and Practice of Velocity String Drainage Gas Recovery Technology for Deep Carbonate Gas Reservoir

open access: yesShiyou jixie
A HTHP high-sulfur carbonate gas field with edge/bottom water in Central Asia is challenged by operating conditions such as liquid accumulation in wellbore, frequent pipe-diameter varying in production string, high wellhead pressure, high temperature ...
Chai Hui   +8 more
doaj  

Systemic Causes of In-Hospital Intravenous Medication Errors: A Systematic Review. [PDF]

open access: yesJ Patient Saf, 2021
Kuitunen S   +3 more
europepmc   +1 more source

Bimetallic Mo/Fe‐Doped CoP2 Nanoleaf Array as a Bifunctional Electrocatalyst for Overall Water Splitting

open access: yesRare Metals, EarlyView.
ABSTRACT The development of efficient and stable bifunctional catalysts remains a key challenge for green hydrogen production via electrochemical water splitting. In this study, a bimetallic Mo/Fe‐doped CoP2 nanoleaf array anchored on carbon cloth (Mo, Fe‐CoP2@CC) was synthesized from zeolitic imidazolate framework‐L (ZIF‐L) via an ion‐exchange and low‐
Xiangqun Zeng   +6 more
wiley   +1 more source

Step‐Ladder Bioprinting to Align Collagen Fibers for Anisotropic Tissue Fabrication

open access: yesSmall, EarlyView.
The step‐ladder printing platform includes successive segments of channels with varying widths in a custom barrel design. This design allows for improved anisotropy of collagen fibers during extrusion. To demonstrate its effectiveness, corneal constructs with high transparency and shape fidelity, as well as articular cartilage constructs, displaying ...
Ilayda Namli   +8 more
wiley   +1 more source

A chlorate candle/lithium hydroxide personal breathing apparatus [PDF]

open access: yes
A portable coal mine rescue and survival equipment is reported that consists of a chlorate candle with a lithium hydroxide carbon-dioxide absorbent for oxygen generation, a breathing bag and tubing to conduct breathing to and from the man. A plastic hood
Martin, F. E.
core   +1 more source

RRS James Cook Cruise 30, 26 Dec 2008-30 Jan 2009. Antarctic Deep Water Rates of Export (ANDREX) [PDF]

open access: yes, 2011
This report describes scientific activities on RRS James Cook cruise 30, “ANDREX”, westwards from 30°E and in the vicinity of latitude 60°S, between late December 2008 and late January 2009.
Bacon, S., et al,
core  

Impact of Structural Heterogeneities in Hierarchically Grown Microribbons on 2D WS2 Monolayer on the Measured Local Hydrogen Evolution Activity on Au Substrate

open access: yesSmall, EarlyView.
Spatially resolved SECCM measurements reveal that hierarchically grown microribbons on 2D WS2 drastically suppress local HER activity. Relative to the basal plane of the 2D monolayer directly supported on an Au substrate, single‐layer and multilayer microribbons exhibit more than a ∼5‐fold and >10‐fold decrease in current density, respectively.
Laud Anim Adofo   +7 more
wiley   +1 more source

Project for the analysis of technology transfer [PDF]

open access: yes
The special task of preparing technology transfer profiles during the first six months of 1971 produced two major results: refining a new method for identifying and describing technology transfer activities, and generating practical insights into a ...
Freeman, J. E.   +2 more
core   +1 more source

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